Table 3: Relationship between an IQR increase in mean daily temperature and occurrence of acute myocardial infarction (AMI) in the entire year, warm months and cold months of year. Figures are percentage (95% CI), adjusted for public holidays, relative humidity and all the pollutants.
Occurrence of AMI	Entire year	Warm months	Cold months
Same day	15.1 (1.3 to 30.8)	13.0 (1.9 to 25.4)	3.2 (-2.0 to 8.7)
2-day cumulative average (Lag0–Lag1)	-35.0 (-58.8 to 2.4)	-12.6 (-38.1 to 23.4)	0.3 (-17.1 to 21.0)
3-day cumulative average (Lag0–Lag2)	-19.9 (-40.5 to 8.0)	2.1 (-20.1 to 30.5)	0.8 (-10.9 to 14.2)
4-day cumulative average (Lag0–Lag3)	-16.9 (-35.6 to 7.1)	0.2 (-19.5 to 24.7)	-0.4 (-10.4 to 10.7)
5-day cumulative average (Lag0–Lag4)	-16.9 (-34.5 to 5.4)	-0.9 (-19.8 to 22.3)	-1.4 (-10.8 to 8.9)
6-day cumulative average (Lag0–Lag5)	-16.5 (-33.7 to 5.3)	3.4 (-18.6 to 27.1)	-3.7 (-12.5 to 6.0)